Benefits of Lightbridge’s Technology

Key Attributes of Lightbridge’s Advanced Nuclear Fuel Designs:

  • Once-through fuel cycle based on patented seed and blanket fuel assembly design that efficiently utilizes thorium – no reprocessing of used fuel needed to take advantage of thorium (fissile isotope U-233 bred from thorium is burned in situ providing about one-third of total reactor power output)
  • Full compatibility with existing light water reactor designs (no major reactor modifications required)
  • Enhanced proliferation resistance of the used fuel (no weapons-suitable material in used fuel)
  • Reduced natural uranium requirements (10-15% natural uranium savings)
  • Reduced volume (approximately 40% reduction) and long-term radio-toxicity (up to 90% reduction) of used fuel
  • Improved fuel cycle economics (cost competitive on the front-end with significant cost savings on the back-end)


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